"Missionary" is one risky little movie. This latest iteration on the "Fatal Attraction" theme takes on the Mormon faith — or at least one of its fictional followers — in ways that are certain to inflame church members. For other viewers, this lean thriller deftly shows how the fervency needed to wholly embrace any one belief or institution can, if unchecked, yield dire consequences.

The terror is fresh for those who become prey for private club members with strange tastes in this made-for-video sequel to the two earlier horror films.
Las Vegas is the setting this time, and some of the wagering is done on how much torture the...